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Finding the Fourth Proportional to 270,628.43, 373,461.62 and 149,762.52

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Solution

The fourth proportional to 270,628.43, 373,461.62 and 149,762.52 is: 206,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,628.43 : 373,461.62 = 149,762.52 : x
  2. Step 2: Convert to fraction form
    270,628.43/373,461.62 = 149,762.52/x
  3. Step 3: Cross multiply
    270,628.43x = 373,461.62 × 149,762.52
  4. Step 4: Simplify right side
    270,628.43x = 55,930,552,585.67
  5. Step 5: Solve for x
    x = 55,930,552,585.67/270,628.43
  6. Step 6: Final answer
    x = 206,669.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.